diff options
Diffstat (limited to 'apps/xload/xload.c')
-rw-r--r-- | apps/xload/xload.c | 342 |
1 files changed, 0 insertions, 342 deletions
diff --git a/apps/xload/xload.c b/apps/xload/xload.c deleted file mode 100644 index 2dc1cb371..000000000 --- a/apps/xload/xload.c +++ /dev/null @@ -1,342 +0,0 @@ -/* $XConsortium: xload.c,v 1.37 94/04/17 20:43:44 converse Exp $ */ -/* $XFree86: xc/programs/xload/xload.c,v 1.6tsi Exp $ */ -/* - -Copyright (c) 1989 X Consortium - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice shall be included -in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR -OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, -ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR -OTHER DEALINGS IN THE SOFTWARE. - -Except as contained in this notice, the name of the X Consortium shall -not be used in advertising or otherwise to promote the sale, use or -other dealings in this Software without prior written authorization -from the X Consortium. - -*/ - -/* - * xload - display system load average in a window - */ - -#include <errno.h> -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <X11/Intrinsic.h> -#include <X11/Xatom.h> -#include <X11/StringDefs.h> -#include <X11/Shell.h> - -#include <X11/Xaw/Cardinals.h> -#include <X11/Xaw/Label.h> -#include <X11/Xaw/Paned.h> -#include <X11/Xaw/StripChart.h> -#include <X11/Xmu/SysUtil.h> -#include "xload.h" - -#include "xload.bit" - -char *ProgramName; - -static void quit(Widget w, XEvent *event, String *params, Cardinal *num_params); -static void ClearLights(Display *dpy); -static void SetLights(XtPointer data, XtIntervalId *timer); - -/* - * Definition of the Application resources structure. - */ - -typedef struct _XLoadResources { - Boolean show_label; - Boolean use_lights; - String remote; -} XLoadResources; - -/* - * Command line options table. Only resources are entered here...there is a - * pass over the remaining options after XtParseCommand is let loose. - */ - -static XrmOptionDescRec options[] = { - {"-scale", "*load.minScale", XrmoptionSepArg, NULL}, - {"-update", "*load.update", XrmoptionSepArg, NULL}, - {"-hl", "*load.highlight", XrmoptionSepArg, NULL}, - {"-highlight", "*load.highlight", XrmoptionSepArg, NULL}, - {"-label", "*label.label", XrmoptionSepArg, NULL}, - {"-nolabel", "*showLabel", XrmoptionNoArg, "False"}, - {"-lights", "*useLights", XrmoptionNoArg, "True"}, - {"-jumpscroll", "*load.jumpScroll", XrmoptionSepArg, NULL}, - {"-remote", "*remote", XrmoptionSepArg, NULL}, -}; - -/* - * The structure containing the resource information for the - * Xload application resources. - */ - -#define Offset(field) (XtOffsetOf(XLoadResources, field)) - -static XtResource my_resources[] = { - {"showLabel", XtCBoolean, XtRBoolean, sizeof(Boolean), - Offset(show_label), XtRImmediate, (XtPointer) TRUE}, - {"useLights", XtCBoolean, XtRBoolean, sizeof(Boolean), - Offset(use_lights), XtRImmediate, (XtPointer) FALSE}, - {"remote", XtCString, XtRString, sizeof(XtRString), - Offset(remote), XtRImmediate, (XtPointer) FALSE}, - -}; - -#undef Offset - -XLoadResources resources; - -static XtActionsRec xload_actions[] = { - { "quit", quit }, -}; -static Atom wm_delete_window; -static int light_update = 10 * 1000; - -/* - * Exit with message describing command line format. - */ - -static void usage(void) -{ - fprintf (stderr, "usage: %s [-options ...]\n\n", ProgramName); - fprintf (stderr, "where options include:\n"); - fprintf (stderr, - " -display dpy X server on which to display\n"); - fprintf (stderr, - " -geometry geom size and location of window\n"); - fprintf (stderr, - " -fn font font to use in label\n"); - fprintf (stderr, - " -scale number minimum number of scale lines\n"); - fprintf (stderr, - " -update seconds interval between updates\n"); - fprintf (stderr, - " -label string annotation text\n"); - fprintf (stderr, - " -bg color background color\n"); - fprintf (stderr, - " -fg color graph color\n"); - fprintf (stderr, - " -hl color scale and text color\n"); - fprintf (stderr, - " -nolabel removes the label from above the chart.\n"); - fprintf (stderr, - " -jumpscroll value number of pixels to scroll on overflow\n"); - fprintf (stderr, - " -remote host remote host to monitor\n"); - fprintf (stderr, "\n"); - exit(1); -} - -int -main(int argc, char **argv) -{ - XtAppContext app_con; - Widget toplevel, load, pane, label_wid, load_parent; - Arg args[1]; - Pixmap icon_pixmap = None; - char *label, host[256]; - - ProgramName = argv[0]; - - /* For security reasons, we reset our uid/gid after doing the necessary - system initialization and before calling any X routines. */ - InitLoadPoint(); - /* reset gid first while still (maybe) root */ - if (setgid(getgid()) == -1) { - fprintf(stderr, "%s: setgid failed: %s\n", - ProgramName, strerror(errno)); - exit(1); - } - if (setuid(getuid()) == -1) { - fprintf(stderr, "%s: setuid failed: %s\n", - ProgramName, strerror(errno)); - exit(1); - } - - XtSetLanguageProc(NULL, (XtLanguageProc) NULL, NULL); - - toplevel = XtAppInitialize(&app_con, "XLoad", options, XtNumber(options), - &argc, argv, NULL, NULL, (Cardinal) 0); - if (argc != 1) usage(); - - XtGetApplicationResources( toplevel, (XtPointer) &resources, - my_resources, XtNumber(my_resources), - NULL, (Cardinal) 0); - - if (resources.use_lights) - { - char name[1024]; - XrmString type; - XrmValue db_value; - XrmValue int_value; - Bool found = False; - - (void) sprintf (name, "%s.paned.load.update", XtName(toplevel)); - found = XrmGetResource (XtScreenDatabase(XtScreen(toplevel)), - name, "XLoad.Paned.StripChart.Interval", - &type, &db_value); - if (found) { - int_value.size = sizeof(int); - int_value.addr = (XPointer) &light_update; - found = XtConvertAndStore(toplevel, type, &db_value, XtRInt, - &int_value); - if (found) light_update *= 1000; - } - ClearLights (XtDisplay (toplevel)); - SetLights ((XtPointer) toplevel, (XtIntervalId *) 0); - } - else - { - /* - * This is a hack so that f.delete will do something useful in this - * single-window application. - */ - XtAppAddActions (app_con, xload_actions, XtNumber(xload_actions)); - XtOverrideTranslations(toplevel, - XtParseTranslationTable ("<Message>WM_PROTOCOLS: quit()")); - - XtSetArg (args[0], XtNiconPixmap, &icon_pixmap); - XtGetValues(toplevel, args, ONE); - if (icon_pixmap == None) { - XtSetArg(args[0], XtNiconPixmap, - XCreateBitmapFromData(XtDisplay(toplevel), - XtScreen(toplevel)->root, - (char *)xload_bits, - xload_width, xload_height)); - XtSetValues (toplevel, args, ONE); - } - - if (resources.show_label) { - pane = XtCreateManagedWidget ("paned", panedWidgetClass, - toplevel, NULL, ZERO); - - label_wid = XtCreateManagedWidget ("label", labelWidgetClass, - pane, NULL, ZERO); - - XtSetArg (args[0], XtNlabel, &label); - XtGetValues(label_wid, args, ONE); - - if ( strcmp("label", label) == 0 ) { - (void) XmuGetHostname (host, 255); - XtSetArg (args[0], XtNlabel, host); - XtSetValues (label_wid, args, ONE); - } - - load_parent = pane; - } - else - load_parent = toplevel; - - load = XtCreateManagedWidget ("load", stripChartWidgetClass, - load_parent, NULL, ZERO); - - if (resources.remote) - XtAddCallback(load, XtNgetValue, GetRLoadPoint, NULL); - else - XtAddCallback(load, XtNgetValue, GetLoadPoint, NULL); - - XtRealizeWidget (toplevel); - wm_delete_window = XInternAtom (XtDisplay(toplevel), "WM_DELETE_WINDOW", - False); - (void) XSetWMProtocols (XtDisplay(toplevel), XtWindow(toplevel), - &wm_delete_window, 1); - } - XtAppMainLoop(app_con); - - return 0; -} - -static unsigned long current_leds; - -static void -ClearLights (dpy) - Display *dpy; -{ - XKeyboardControl cntrl; - - cntrl.led_mode = LedModeOff; - XChangeKeyboardControl (dpy, KBLedMode, &cntrl); - current_leds = 0; -} - -static void -SetLights (data, timer) - XtPointer data; - XtIntervalId *timer; -{ - Widget toplevel; - Display *dpy; - double value; - unsigned long new_leds, change, bit; - int i; - XKeyboardControl cntrl; - - toplevel = (Widget) data; - dpy = XtDisplay (toplevel); - if (resources.remote) - GetRLoadPoint (toplevel, (XtPointer) 0, (XtPointer) &value); - else - GetLoadPoint (toplevel, (XtPointer) 0, (XtPointer) &value); - new_leds = (1 << (int) (value + 0.1)) - 1; - change = new_leds ^ current_leds; - i = 1; - bit = 1; - while (current_leds != new_leds) - { - if (change & bit) - { - cntrl.led = i; - cntrl.led_mode = new_leds & bit ? LedModeOn : LedModeOff; - XChangeKeyboardControl (dpy, KBLed|KBLedMode, &cntrl); - current_leds ^= bit; - } - i++; - bit <<= 1; - } - XtAppAddTimeOut(XtWidgetToApplicationContext(toplevel), light_update, - SetLights, data); -} - -static void quit (w, event, params, num_params) - Widget w; - XEvent *event; - String *params; - Cardinal *num_params; -{ - if (event->type == ClientMessage && - event->xclient.data.l[0] != wm_delete_window) { - XBell (XtDisplay(w), 0); - return; - } - if (resources.use_lights) - ClearLights (XtDisplay (w)); - XtDestroyApplicationContext(XtWidgetToApplicationContext(w)); - exit (0); -} - - - - - - |